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List: pykde
Subject: Re: [PyQt] qTreeWidgetItemIterator : how it works
From: Baz Walter <bazwal () ftml ! net>
Date: 2014-05-31 14:46:12
Message-ID: 5389EB34.3020000 () ftml ! net
[Download RAW message or body]
On 31/05/14 08:19, singhai.nish wrote:
> Hello Baz,
>
> As of now this code prints blank. Nothing in the result.
> Blank.
>
> self.light_write <PyQt4.QtGui.QTreeWidget object at 0x10e76510>
> iterator <PyQt4.QtGui.QTreeWidgetItemIterator object at 0x10a16d70>
>
> Under this layer, what should i look at to know that the problem is here (
> literally speaking ).
>
> Does the iterator require other parameters to be set before.
Probably not. Here's a simple working example that you may find helpful:
from PyQt4 import QtGui, QtCore
class Window(QtGui.QWidget):
def __init__(self):
QtGui.QWidget.__init__(self)
self.tree = QtGui.QTreeWidget(self)
parent = QtGui.QTreeWidgetItem(self.tree, ['rigname1'])
QtGui.QTreeWidgetItem(parent, ['light01'])
parent = QtGui.QTreeWidgetItem(parent, ['light02'])
QtGui.QTreeWidgetItem(parent, ['object02'])
self.tree.expandAll()
self.button = QtGui.QPushButton('Print', self)
self.button.clicked.connect(self.handleButton)
layout = QtGui.QVBoxLayout(self)
layout.addWidget(self.tree)
layout.addWidget(self.button)
def handleButton(self):
iterator = QtGui.QTreeWidgetItemIterator(self.tree)
while iterator.value():
item = iterator.value()
print item.text(0)
iterator += 1
if __name__ == '__main__':
import sys
app = QtGui.QApplication(sys.argv)
window = Window()
window.resize(300, 200)
window.show()
sys.exit(app.exec_())
--
Regards
Baz Walter
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